Ignore fully opaque alpha channels, preserve alpha when writing grayscale images - #98

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illwieckz wants to merge 16 commits into

illwieckz/opaque-crn

Commits on Aug 5, 2026

test: add reusable format lists and some helper functions
illwieckz
committed
b8b8294
test: add JPEG samples with grayscale component using 1×1 and 2×2 sampling
illwieckz
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aa8b02b
crn_mipmapped_texture: ignore fully opaque alpha channels
illwieckz
committed
8faa601
crn_jpgd: accept grayscale JPEGs with non-1×1 sampling factors
illwieckz
committed
a255555
test: rework the sample testing
illwieckz
committed
5327157

Commits on Aug 7, 2026

Commits on Aug 8, 2026

crn_image_utils: preserve alpha in grayscale BMP output
illwieckz
committed
3daaf38

Commits on Aug 9, 2026

test: make possible to do partial checking when everything isn't recorded
illwieckz
committed
d4726b7

Commits on Aug 10, 2026

test: set clone explicitly
illwieckz
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ff30d9a
test: require to set clone explicitly
illwieckz
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037a1d8
test: reword the now non-optional clone_name
illwieckz
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cc3179c
test: enforce -noNormalDetection
illwieckz
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21f448b
test: rename some samples
illwieckz
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85c06f7
test: count the failed and verified tests and display the numbers
illwieckz
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c7fe01f